In this article, we’ll look at what UPN (UserPrincipalName) suffixes in Active Directory are, how to add alternative suffixes in an AD forest, and change UPN suffixes of Active Directory…
If you are going to configure synchronization of your local (on-premises) Active Directory with Microsoft 365/Azure AD using Azure AD Connector (AADConnect), you must first check the object attributes in…
Modern Authentication is enabled by default for all new Microsoft 365/Azure tenants. This authentication protocol is more secure than the legacy Basic Authentication. Microsoft plans to completely block the use…
In this article, we’ll look at how to hide a user or distribution group from the Exchange Global Address List (GAL). This guide applies to both the cloud Exchange Online…
In this article, we’ll look at how to install the AzureAD PowerShell module, connect to your Azure Active Directory tenant and get some information from Azure. Microsoft currently allows you…
You can use different regional settings for user mailboxes in on-prem Exchange and Exchange Online (Microsoft 365). The mailbox regional settings define the time and date format, time zone, language…
In Exchange Server and Microsoft 365 (Exchange Online), you can create a whitelist of trusted email addresses, domains and IP addresses of senders, from which mail must be accepted regardless…